She was credited as being graceful in defeat at the Grammy Awards, last weekend. But Beyonce's disappointment was clearly visible when she partied at sister Solange's post-ceremony bash on Thursday.

The pregnant singer, 35, was caught giving critics the finger - twice over - in a picture which has the potential to break, or at least dent, the internet.

Wearing a stunning white dress which showed off her baby bump and ample cleavage, Mrs Jay Z looked fierce as she struck the defiant pose...days after watching Adele beat Lemonade for album, song and record of the year.

Also sporting a top-hat for maximum shade, the star - who is expecting twins - was clearly feeling sassy after the snub.

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Earlier in the night, Beyonce's little sister - who famously attacked her brother-in-law in a lift - took home her first Grammy Award for her song Cranes in the Sky in the Best R&B Performance category.

While Beyonce, who lost out to Adele in the top category, wowed with a nine-minute medley of tracks from her album Lemonade. which was awarded the Best Urban Contemporary Album prize.